cg project

.drone.yml

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+pipeline:
+  build:
+    image: cguds/cgray-tests
+    pull: true
+    commands:
+      - mkdir build && cd build
+      - cmake -D CMAKE_BUILD_TYPE=Debug ..
+      - cmake --build . --target cgray
+
+  test:
+    image: cguds/cgray-tests
+    pull: true

.gitignore

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+.vs
+build_debug/
+build_debug_2/
+build_debug_3/
+out/

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.1 FATAL_ERROR)
+
+project(CG1-raytracer)
+
+set(CMAKE_CONFIGURATION_TYPES "Debug;Release" CACHE STRING "limited config" FORCE)
+set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+SET(CMAKE_CXX_FLAGS -pthread)
+
+set(ASSIGNMENT_LIBRARIES)
+
+find_package(PNG QUIET)
+if (PNG_FOUND)
+    include_directories(${PNG_INCLUDE_DIRS})
+    add_definitions(${PNG_DEFINITIONS})
+    set(ASSIGNMENT_LIBRARIES ${ASSIGNMENT_LIBRARIES} ${PNG_LIBRARIES})
+elseif(WIN32 AND MSVC)
+    add_definitions(-DGDIPLUS_SUPPORT)
+    set(ASSIGNMENT_LIBRARIES ${ASSIGNMENT_LIBRARIES} gdiplus)
+else()
+    find_package(PNG)
+    message(FATAL_ERROR "libpng-dev is required to build the CG1-raytracer.\nPlease install libpng-dev.")
+endif ()
+
+include_directories(${CMAKE_CURRENT_SOURCE_DIR})
+set(ALL_ASSIGNMENT_SOURCES)
+
+file(GLOB ASSIGNMENT_FILES "${CMAKE_CURRENT_SOURCE_DIR}/assignment-*.cmake")
+foreach(f ${ASSIGNMENT_FILES})
+    get_filename_component(_fname ${f} NAME_WE)
+    message(STATUS "Found files of ${_fname}")
+    include(${f})
+    foreach(_s ${ASSIGNMENT_SOURCES})
+        message(STATUS " - ${_s}")
+    endforeach()
+    list(APPEND ALL_ASSIGNMENT_SOURCES ${ASSIGNMENT_SOURCES})
+endforeach()
+
+add_executable(cgray ${ALL_ASSIGNMENT_SOURCES} main/main.cpp)
+target_link_libraries(cgray ${ASSIGNMENT_LIBRARIES})
+
+include(cgray-tests.cmake OPTIONAL)

assignment-01.cmake

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+cmake_minimum_required(VERSION 3.0)
+
+set(MY_ADDITIONAL_SOURCES
+    # Please add your source files here
+    core/color.cpp
+    core/point.cpp
+    core/vector.cpp
+    rt/cameras/orthographic.cpp
+    rt/cameras/perspective.cpp
+    rt/ray.cpp
+    rt/renderer.cpp
+)
+
+set(ASSIGNMENT_SOURCES
+    core/assert.h
+    core/color.h
+    core/image.cpp
+    core/image.h
+    core/julia.cpp
+    core/julia.h
+    core/macros.h
+    core/point.h
+    core/scalar.cpp
+    core/scalar.h
+    core/vector.h
+    core/float4.h
+    rt/cameras/camera.h
+    rt/cameras/orthographic.h
+    rt/cameras/perspective.h
+    rt/ray.h
+    rt/renderer.h
+    ${MY_ADDITIONAL_SOURCES}
+	main/a_julia.cpp
+	main/a_cameras.cpp
+)

assignment-02.cmake

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+cmake_minimum_required(VERSION 3.0)
+
+set(MY_ADDITIONAL_SOURCES
+    # Please add your source files here
+    rt/groups/simplegroup.cpp
+    rt/integrators/casting.cpp
+    rt/integrators/castingdist.cpp
+    rt/solids/solid.cpp
+    rt/solids/aabox.cpp
+    rt/solids/disc.cpp
+    rt/solids/infiniteplane.cpp
+    rt/solids/quad.cpp
+    rt/solids/sphere.cpp
+    rt/solids/triangle.cpp
+    rt/intersection.cpp
+    rt/bbox.cpp
+)
+
+set(ASSIGNMENT_SOURCES
+    rt/groups/group.h
+    rt/groups/simplegroup.h
+    rt/integrators/integrator.h
+    rt/integrators/casting.h
+    rt/integrators/castingdist.h
+    rt/solids/solid.h
+    rt/solids/aabox.h
+    rt/solids/disc.h
+    rt/solids/infiniteplane.h
+    rt/solids/quad.h
+    rt/solids/sphere.h
+    rt/solids/triangle.h
+    rt/bbox.h
+    rt/intersection.h
+    rt/primitive.h
+    rt/world.h
+    ${MY_ADDITIONAL_SOURCES}
+    main/a_solids.cpp
+)

assignment-03.cmake

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+cmake_minimum_required(VERSION 3.0)
+
+set(MY_ADDITIONAL_SOURCES
+    # Please add your source files here
+    rt/groups/bvh.cpp
+)
+
+set(ASSIGNMENT_SOURCES
+    rt/groups/bvh.h
+    rt/groups/kdtree.h
+    rt/loaders/obj.cpp
+    rt/loaders/obj.h
+    ${MY_ADDITIONAL_SOURCES}
+    main/a_indexing.cpp
+)
+
+file(COPY
+    DESTINATION ${CMAKE_BINARY_DIR}/models
+)

assignment-04.cmake

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+cmake_minimum_required(VERSION 3.0)
+
+set(MY_ADDITIONAL_SOURCES
+    # Please add your source files here
+    core/float4.cpp
+    rt/primmod/instance.cpp
+)
+
+set(ASSIGNMENT_SOURCES
+    core/float4.h
+    core/matrix.cpp
+    core/matrix.h
+    rt/primmod/instance.h
+    ${MY_ADDITIONAL_SOURCES}
+    main/a_instancing.cpp
+)

assignment-05.cmake

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+cmake_minimum_required(VERSION 3.0)
+
+set(MY_ADDITIONAL_SOURCES
+    # Please add your source files here
+    rt/materials/dummy.cpp
+    rt/lights/directional.cpp
+    rt/lights/pointlight.cpp
+    rt/lights/spotlight.cpp
+    rt/lights/projective.cpp
+    rt/integrators/raytrace.cpp
+)
+
+set(ASSIGNMENT_SOURCES
+    rt/materials/material.h
+    rt/materials/dummy.h
+    rt/lights/light.h
+    rt/lights/directional.h
+    rt/lights/pointlight.h
+    rt/lights/spotlight.h
+    rt/lights/projective.h
+    rt/integrators/raytrace.h
+    ${MY_ADDITIONAL_SOURCES}
+    main/a_lighting.cpp
+)

assignment-06.cmake

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+cmake_minimum_required(VERSION 3.0)
+
+set(MY_ADDITIONAL_SOURCES
+    # Please add your source files here
+)
+
+set(ASSIGNMENT_SOURCES
+    rt/materials/lambertian.cpp
+    rt/materials/lambertian.h
+    rt/materials/phong.cpp
+    rt/materials/phong.h
+    rt/materials/mirror.cpp
+    rt/materials/mirror.h
+    rt/materials/combine.cpp
+    rt/materials/combine.h
+    rt/integrators/recraytrace.cpp
+    rt/integrators/recraytrace.h
+    rt/textures/texture.h
+    rt/textures/constant.cpp
+    rt/textures/constant.h
+    core/interpolate.cpp
+    core/interpolate-impl.h
+    core/interpolate.h
+    rt/coordmappers/coordmapper.h
+    rt/coordmappers/cylindrical.cpp
+    rt/coordmappers/cylindrical.h
+    rt/coordmappers/environment.cpp
+    rt/coordmappers/environment.h
+    rt/solids/env.h
+    rt/solids/env.cpp
+    rt/coordmappers/plane.cpp
+    rt/coordmappers/plane.h
+    rt/coordmappers/spherical.cpp
+    rt/coordmappers/spherical.h
+    rt/coordmappers/tmapper.cpp
+    rt/coordmappers/tmapper.h
+    rt/coordmappers/world.cpp
+    rt/coordmappers/world.h
+    rt/materials/flatmaterial.cpp
+    rt/materials/flatmaterial.h
+    rt/materials/cooktorrance.cpp
+    rt/materials/cooktorrance.h
+    rt/textures/checkerboard.cpp
+    rt/textures/checkerboard.h
+    rt/textures/imagetex.cpp
+    rt/textures/imagetex.h
+    rt/textures/perlin.cpp
+    rt/textures/perlin.h
+    ${MY_ADDITIONAL_SOURCES}
+    main/a_materials.cpp
+    main/a_textures.cpp
+    main/a_local.cpp
+    main/a_mappers.cpp
+)
+
+file(COPY
+    models/stones_diffuse.png
+    DESTINATION ${CMAKE_BINARY_DIR}/models
+)

assignment-07.cmake

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+cmake_minimum_required(VERSION 3.0)
+
+set(MY_ADDITIONAL_SOURCES
+    # Please add your source files here
+)
+
+set(ASSIGNMENT_SOURCES
+    core/random.cpp
+    core/random.h
+    rt/materials/fuzzymirror.cpp
+    rt/materials/fuzzymirror.h
+    rt/materials/glass.cpp
+    rt/materials/glass.h
+    rt/cameras/dofperspective.cpp
+    rt/cameras/dofperspective.h
+    rt/lights/arealight.cpp
+    rt/lights/arealight.h
+    rt/loaders/objmat.cpp
+    rt/solids/striangle.cpp
+    rt/solids/striangle.h
+    ${MY_ADDITIONAL_SOURCES}
+    main/a_distributed.cpp
+    main/a_smooth.cpp
+    rt/motionblur.h
+)

assignment-08.cmake

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+cmake_minimum_required(VERSION 3.0)
+
+set(MY_ADDITIONAL_SOURCES
+    # Please add your source files here
+)
+
+set(ASSIGNMENT_SOURCES
+    rt/primmod/bmap.cpp
+    rt/primmod/bmap.h
+    rt/volume.h
+    rt/lights/ambient.h
+    rt/lights/ambient.cpp
+    ${MY_ADDITIONAL_SOURCES}
+    main/a_bump.cpp
+    main/a_volume.cpp
+)
+
+file(COPY
+    models/stones_bump.png
+    models/stones_spec.png
+    DESTINATION ${CMAKE_BINARY_DIR}/models
+)

assignment-rc.cmake

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+cmake_minimum_required(VERSION 3.0)
+
+set(MY_ADDITIONAL_SOURCES
+    # Please add your source files here
+)
+
+set(ASSIGNMENT_SOURCES
+    ${MY_ADDITIONAL_SOURCES}
+    main/a_competition.cpp
+)
+
+file(COPY
+    models/stones_bump.png
+    models/stones_spec.png
+    models/japanHouse.obj
+    models/man.obj
+    models/building.obj
+    models/buildingadd.obj
+    DESTINATION ${CMAKE_BINARY_DIR}/models
+)
+
+file(COPY
+    models/tex/Concrete.png
+    models/tex/concrete1.png
+    models/tex/grass.png
+    models/tex/int_blue.png
+    models/tex/plastic2.png
+    models/tex/wood.png
+    models/tex/wood3.png
+    DESTINATION ${CMAKE_BINARY_DIR}/models/tex
+)

core/assert.h

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+#ifndef CG1RAYTRACER_ASSERT_HEADER
+#define CG1RAYTRACER_ASSERT_HEADER
+
+#include <iostream>
+#include <cstdlib>
+#include <exception>
+#include <sstream>
+
+namespace rt {
+
+class Assert : public std::exception {
+public:
+	Assert() = default;
+	Assert(const Assert& other) : os(other.os.str()) {}
+
+	template <class T>
+	Assert& operator<<(const T& msg) {
+		os << msg;
+		return *this;
+	}
+
+	const char* what() const noexcept override {
+        str = os.str(); // os.str() is temporary
+		return str.c_str();
+	}
+private:
+	mutable std::string str;
+	std::ostringstream os;
+};
+
+class NullAssert {
+public:
+    NullAssert() {}
+    template <class T>
+    NullAssert& operator<<(const T&) { return *this; }
+};
+
+} // namespace rt
+
+#ifndef NDEBUG
+#ifndef assert
+#define assert(cond) if(!(cond)) throw rt::Assert() << "Assertion failure at " << __FILE__ << ":" << __LINE__ << " -- " << #cond << " -- "
+#endif
+#ifndef release_assert
+#define release_assert(cond) if(!(cond)) throw rt::Assert() << "Fatal error at at " << __FILE__ << ":" << __LINE__ << " -- " << #cond << " -- "
+#endif
+#else
+#ifndef assert
+#define assert(cond) rt::NullAssert()
+#endif
+#ifndef release_assert
+#define release_assert(cond) if(!(cond)) throw rt::Assert() << "Fatal error -- "
+#endif
+#endif
+
+#define UNREACHABLE do { release_assert(false) << "UNREACHABLE"; } while (false)
+#define NOT_IMPLEMENTED do { release_assert(false) << "NOT IMPLEMENTED"; } while (false)
+
+#endif